SEGMENT INFORMATION (Physical Location and Values of Long-Lived Assets) (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	$ 209,700	$ 236,214
Ukraine
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	71,172	78,289
Belarus
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	59,681	75,422
United States
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	16,445	14,843
India
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	9,583	9,459
Poland
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	7,299	8,240
Hungary
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	4,188	5,339
Russia
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	0	16,611
Other
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	$ 41,332	$ 28,011